Pirelli P Zero Winter 2 is a winter tyre made in total of 48 sizes, ranging from R18 to R18 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 245/40 R18 is 10mm wider than the narrowest dimension (235) and 30mm narrower than the widest one (275). This tyre profile of 40 means the sidewall height of the tyre is 40% of the tyre width (245mm), which results in 98mm sidewall height. In 245/40 R18, there is only one possible speed index for Pirelli P Zero Winter 2 - "V", which is good for speeds up to 240 km/h. In 245/40 R18, P Zero Winter 2 usually competes against UltraGrip Performance 3, which is a tyre from GoodYear with a rating of 95%, compared to 94% of the Pirelli in question.
Relevant tyre tests in same or similiar dimension (245/40 R18)

| Name | Wet | Dry | Snow | ||||
|---|---|---|---|---|---|---|---|
| Best values in test | 139 | 135 | 141 | ||||
| Pirelli P Zero Winter 2 | 138 | 130 | 125 | ||||
| Show test details | |||||||